Întrebare Clasă: Education Materie: matematica cum se rezolva exercitiul?S3=5+9+13+...+101 Întrebare a fost pusă de: USER9574 49 Vezi 49 Răspunsuri Responsive Ad After Question Răspuns (49) USER4756 Cel mai bun răspuns (141) 5 = 1+1·49 = 1+2·413 =1+3·4..................101=1+25·4 ⇒S=1·25 + 4(1+2+3+.......+25) =25+4·25·26/2 = 1325 Vezi alte răspunsuri (49) Articole relevante How often does Google update its SEO ranking algorithm, and how can I stay informed? 31 Agustus 2025 84 Vezi 84 comentarii What role does schema markup play in Google SEO ranking? 31 Agustus 2025 56 Vezi 56 comentarii How does site speed affect Google SEO ranking? 31 Agustus 2025 46 Vezi 46 comentarii What is 'search intent' and how does understanding it help with Google SEO ranking? 31 Agustus 2025 83 Vezi 83 comentarii How does content quality impact Google SEO ranking? 31 Agustus 2025 51 Vezi 51 comentarii What are Core Web Vitals and how do they influence Google SEO ranking? 31 Agustus 2025 70 Vezi 70 comentarii How does mobile-friendliness affect Google SEO ranking? 31 Agustus 2025 55 Vezi 55 comentarii What are backlinks and why are they important for Google SEO ranking? 31 Agustus 2025 69 Vezi 69 comentarii What types of indexes are available in MySQL and when should I use each one for query optimization? 31 Agustus 2025 99 Vezi 99 comentarii How can I prevent 'Solidity error signature' related issues with incorrect function signatures? 31 Agustus 2025 95 Vezi 95 comentarii What does 'Error 1004 Unlock Tool' typically indicate? 31 Agustus 2025 54 Vezi 54 comentarii How does indexing improve the performance of a MySQL query? 31 Agustus 2025 59 Vezi 59 comentarii What does the 'TypeError: Cannot read property 'x' of undefined' Solidity error mean? 31 Agustus 2025 85 Vezi 85 comentarii Expresii din Amintiri din copilărie partea întâi Va rog!! 29 Agustus 2025 63 Vezi 63 comentarii Alcatuieste enunturi cu cuvinte : a ajunge, a atrage, a concretiza, a anunta, a afla, a sti . La conjunctiv prezent 29 Agustus 2025 116 Vezi 116 comentarii Where can I legally read Batman comics online for free? 25 Agustus 2025 55 Vezi 55 comentarii In trei cosuri sunt 29 de mere.In al 3 lea cos sunt cu 2 mere mai mult decat in fiecare din celelalte cosuri.Cate mere sunt in fiecare cos? 26 Agustus 2025 155 Vezi 155 comentarii rotunjeste la sută nr 600 29 Agustus 2025 25 Vezi 25 comentarii